FR2345048A1 - Membrane de transducteur electro-acoustique - Google Patents

Membrane de transducteur electro-acoustique

Info

Publication number
FR2345048A1
FR2345048A1 FR7708367A FR7708367A FR2345048A1 FR 2345048 A1 FR2345048 A1 FR 2345048A1 FR 7708367 A FR7708367 A FR 7708367A FR 7708367 A FR7708367 A FR 7708367A FR 2345048 A1 FR2345048 A1 FR 2345048A1
Authority
FR
France
Prior art keywords
electro
acoustic transducer
transducer membrane
membrane
acoustic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7708367A
Other languages
English (en)
Other versions
FR2345048B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HARWOOD HUGH
Original Assignee
HARWOOD HUGH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HARWOOD HUGH filed Critical HARWOOD HUGH
Publication of FR2345048A1 publication Critical patent/FR2345048A1/fr
Application granted granted Critical
Publication of FR2345048B1 publication Critical patent/FR2345048B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/029—Diaphragms comprising fibres

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Laminated Bodies (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR7708367A 1976-03-19 1977-03-21 Membrane de transducteur electro-acoustique Granted FR2345048A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB11057/76A GB1563511A (en) 1976-03-19 1976-03-19 Diaphragms for electroacoustic transducers

Publications (2)

Publication Number Publication Date
FR2345048A1 true FR2345048A1 (fr) 1977-10-14
FR2345048B1 FR2345048B1 (fr) 1985-05-17

Family

ID=9979221

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7708367A Granted FR2345048A1 (fr) 1976-03-19 1977-03-21 Membrane de transducteur electro-acoustique

Country Status (21)

Country Link
US (1) US4190746A (fr)
AR (1) AR212199A1 (fr)
AU (1) AU510556B2 (fr)
BE (2) BE852615A (fr)
BR (1) BR7701698A (fr)
CA (1) CA1058090A (fr)
CH (1) CH637258A5 (fr)
DE (1) DE2711996C2 (fr)
DK (1) DK148579C (fr)
ES (1) ES457329A1 (fr)
FI (1) FI65695C (fr)
FR (1) FR2345048A1 (fr)
GB (1) GB1563511A (fr)
HK (1) HK62684A (fr)
IT (1) IT1085790B (fr)
NL (1) NL7702930A (fr)
NO (1) NO148055C (fr)
NZ (1) NZ183607A (fr)
SE (1) SE7703123L (fr)
SG (1) SG17883G (fr)
ZA (1) ZA771543B (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414842A1 (fr) * 1978-01-12 1979-08-10 Peerless Gmbh Haut-parleur
EP0013419A1 (fr) * 1979-01-08 1980-07-23 Licentia Patent-Verwaltungs-GmbH Transducteur dynamique comportant une bobine mobile dans un entrefer rempli d'un liquide magnétique
EP0039740A1 (fr) * 1979-11-09 1981-11-18 Matsushita Electric Industrial Co., Ltd. Haut-parleur
EP0066027A1 (fr) * 1979-12-05 1982-12-08 Société Audax Membrane notamment pour transducteur électro-acoustique
FR2522912A1 (fr) * 1982-03-03 1983-09-09 Audax Suspension peripherique en elastomere de la membrane d'un transducteur electro-acoustique
EP0295494A2 (fr) * 1987-06-13 1988-12-21 Bayer Ag Films multicouches pour membranes de haut-parleur
DE4013636A1 (de) * 1989-04-27 1990-11-08 Toa Corp Lautsprechertrichter

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527721A (en) * 1978-08-18 1980-02-28 Sony Corp Diaphragm for electroacoustic converter
JPS55173691U (fr) * 1979-05-31 1980-12-12
JPS5634297A (en) * 1979-08-29 1981-04-06 Kenzo Inoue Speaker unit
GB2059717B (en) * 1979-09-25 1984-04-04 Victor Company Of Japan Speaker diaphragm assembly and a method of manufacturing the same
GB2062408B (en) * 1979-10-02 1984-02-22 Victor Company Of Japan Speaker
GB2070390B (en) * 1980-02-21 1985-08-07 Rank Organisation Ltd Loudspeaker diaphragm
US4319098A (en) * 1980-04-30 1982-03-09 Motorola, Inc. Loudspeaker having a unitary mechanical-acoustic diaphragm termination
EP0061270B2 (fr) 1981-03-20 1992-09-30 Kuraray Co., Ltd. Diaphragme pour transducteur électroacoustique
JPS58111600A (ja) * 1981-12-25 1983-07-02 Victor Co Of Japan Ltd 音響振動板
US4518642A (en) * 1983-04-15 1985-05-21 International Jensen Incorporated Loudspeaker diaphragm and method for making same
NL8301653A (nl) * 1983-05-10 1984-12-03 Philips Nv Elektro-akoestische omzetter met een luchtdoorlatend membraan.
US4552243A (en) * 1984-05-03 1985-11-12 Pioneer Industrial Components, Inc. Diaphragm material for acoustical transducer
GB8514189D0 (en) * 1985-06-05 1985-07-10 Reefgrade Ltd Electro-mechanical transducer diaphragm
DE3603537A1 (de) * 1986-02-05 1987-08-06 Pfleid Wohnraumakustik Gmbh Breitbandlautsprecher
GB8603645D0 (en) * 1986-02-14 1986-03-19 Celestion Int Ltd Loudspeakers
KR890702402A (ko) * 1987-07-03 1989-12-23 게랄트 파이케르트·볼프강 루돌프 이름소쉐르 스피커용 진동판
US5008945A (en) * 1988-05-23 1991-04-16 Pioneer Electronic Corp. Water-proof speaker unit
DE3831706A1 (de) * 1988-09-17 1990-03-22 Bayer Ag Membran fuer lautsprecher
JPH04500890A (ja) * 1988-10-03 1992-02-13 ハーマン　インターナショナル　インダストリーズ，インコーポレイテッド 動電変換器の構造
JPH02260799A (ja) * 1989-03-30 1990-10-23 Pioneer Electron Corp スピーカおよびその製造方法
JPH07101959B2 (ja) * 1990-06-29 1995-11-01 オンキヨー株式会社 スピーカ用振動板の接着方法
DE4116819A1 (de) * 1991-05-23 1992-11-26 Nokia Deutschland Gmbh Staubschutzkalotte fuer konuslautsprecher
US5689573A (en) * 1992-01-07 1997-11-18 Boston Acoustics, Inc. Frequency-dependent amplitude modification devices for acoustic sources
EP0552040B1 (fr) 1992-01-15 1996-01-03 Patrick Arthur Leach Procédé et appareil pour la fabrication d'un cÔne de haut-parleur et d'un équipage de suspension
CH684670A5 (de) * 1992-10-20 1994-11-15 Gyoergy Csikos Verfahren zum Wandeln der mechanischen Schwingung eines Treibers in ein akustisches Signal und Wandler zu dessen Ausführung.
US5701358A (en) * 1994-07-05 1997-12-23 Larsen; John T. Isobaric loudspeaker
US5687247A (en) * 1995-07-13 1997-11-11 Proni; Lucio Surround for a loudspeaker
GB2315185A (en) 1996-07-09 1998-01-21 B & W Loudspeakers Diaphragm surrounds for loudspeaker drive units
DE59804667D1 (de) * 1997-03-12 2002-08-08 Siegfried Schriever Lautsprecher und verfahren zur herstellung eines lautsprechers
US5848174A (en) * 1998-02-09 1998-12-08 Ki; Young Do Linear movement speaker system
TR200003739T2 (tr) 1998-06-22 2001-06-21 Slab Technology Limited Hoparlörler
ATE446651T1 (de) * 1998-07-21 2009-11-15 Harman Int Ind Miniaturisierter breitbandlautsprecher
US6173065B1 (en) * 1999-08-03 2001-01-09 Steff Lin Structure of speaker
EP1100287A1 (fr) * 1999-11-10 2001-05-16 M- Tech(HK) Co. Ltd Haut-parleur
FR2808161A1 (fr) * 2000-04-19 2001-10-26 Ecia Equip Composants Ind Auto Haut-parleur et ligne d'echappement le comportant
JP2002300696A (ja) * 2001-03-30 2002-10-11 Pioneer Electronic Corp スピーカ用ダンパ
GB2377849A (en) * 2001-07-21 2003-01-22 Kh Technology Corp Loudspeaker drive units with smooth transition to surround
US6940007B2 (en) * 2002-02-20 2005-09-06 James Schmidt Pad with improved sound-reflecting surface for woodwind musical instruments and lubricant to prevent pads from sticking
FR2854021B1 (fr) * 2003-04-16 2006-03-31 Focal Jmlab Transducteur acoustiques en beryllium pur a radiation directe, a membrane de forme concave, pour applications audio notamment pour enceintes acoustiques
DE10321690A1 (de) * 2003-05-14 2004-12-09 Harman Becker Automotive Systems Gmbh Lautsprecher
KR100533715B1 (ko) * 2003-12-05 2005-12-05 신정열 코일판 가이드수단을 구비하는 평판형 스피커
EP1558057A1 (fr) * 2004-01-23 2005-07-27 DE ROOIJ, Jacobus, Maria Haut-parleur avec un élément spécifique en plastique à l'émission du son
US20060050924A1 (en) * 2004-09-03 2006-03-09 Hiroshi Ohara Angled cone of loudspeaker
CA2586928C (fr) * 2004-11-22 2013-06-25 Harman International Industries, Incorporated Corps de cone de haut-parleur en plastique
EP1834504A2 (fr) * 2005-01-06 2007-09-19 PSS Belgium NV Haut-parleur a corps conique mobile
JP4059265B2 (ja) * 2005-06-08 2008-03-12 オンキヨー株式会社 スピーカー用部材およびその製造方法
DE102008018206B3 (de) * 2008-04-10 2009-10-22 Johanna Reck Lautsprecher
US20100236861A1 (en) * 2009-03-17 2010-09-23 Merry Electronics Co., Ltd. Diaphragm of electro-acoustic transducer
HU229608B1 (en) * 2011-10-04 2014-03-28 Zoltan Bay Loudspeaker
GB2505953B (en) * 2012-09-18 2019-05-08 B & W Group Ltd Stepped thickness change in dome-shaped diaphragms for loudspeaker drive units or microphones
US9232314B2 (en) * 2013-09-09 2016-01-05 Sonos, Inc. Loudspeaker configuration
FR3014628B1 (fr) * 2013-12-05 2017-04-21 Devialet Haut-parleur electrodynamique compact a membrane convexe
US9025809B1 (en) 2014-01-03 2015-05-05 Rockford Corporation Voicecoil affixation
US9008348B1 (en) 2014-01-03 2015-04-14 Rockford Corporation Low profile loudspeaker
TWI561093B (en) * 2014-10-29 2016-12-01 Asustek Comp Inc Speaker structure
US9769570B2 (en) * 2015-03-31 2017-09-19 Bose Corporation Acoustic diaphragm
US9854365B2 (en) 2016-04-15 2017-12-26 Harman International Industries, Inc. Loudspeaker motor and suspension system
CN206341125U (zh) * 2016-12-12 2017-07-18 瑞声科技(新加坡)有限公司 振动电机
US20190253806A1 (en) * 2018-02-15 2019-08-15 Alexander B. RALPH Ported tweeter
US11381921B2 (en) * 2018-10-30 2022-07-05 Sound Solutions International Co., Ltd. Electrodynamic acoustic transducer with improved suspension system
DE102020001252A1 (de) 2020-02-26 2021-08-26 Christian Alexander Groneberg Lautsprechermembran und Verfahren zur Herstellung einer Lautsprechermembran für einen Lautsprecher des Typs Bändchenmagnetostat

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3093207A (en) * 1960-10-04 1963-06-11 R T Bozak Mfg Company Metallic diaphragm for electrodynamic loudspeakers
US3464514A (en) * 1966-04-06 1969-09-02 Nippon Musical Instruments Mfg Loudspeaker
US3907063A (en) * 1973-07-19 1975-09-23 Asahi Denka Kogyo Kk Non-flammable paper for speaker cones
US3930130A (en) * 1973-09-21 1975-12-30 Union Carbide Corp Carbon fiber strengthened speaker cone

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR558037A (fr) * 1922-02-17 1923-08-20 Ets Gaumont Soc Appareil pour la production des sons, tel que récepteur ou émetteur téléphoniqueélectro-magnétique
US2922851A (en) * 1957-05-10 1960-01-26 Gen Dynamics Corp Loudspeakers
US3111187A (en) * 1959-11-23 1963-11-19 H J Leak & Company Ltd Diaphragm for electro acoustic transducer
US3313018A (en) * 1962-07-06 1967-04-11 Tibbetts Industries Method of making diaphragm means for acoustic translating devices
US3345469A (en) * 1964-03-02 1967-10-03 Rod Dev Corp Electrostatic loudspeakers
GB1174911A (en) * 1966-06-20 1969-12-17 Audio & Design Ltd Improvements in or relating to Electro-Acoustic Transducers
GB1271539A (en) * 1969-10-22 1972-04-19 Foster Electric Co Ltd Diaphragm for loud speakers and method of making the same
DE2225710C3 (de) * 1971-05-28 1975-12-04 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Membran für elektroakustische Wandler und Verfahren zu ihrer Herstellung
DE2233225C3 (de) * 1971-07-07 1975-03-27 Pioneer Electronic Corp., Tokio Lautsprecher für einen Kopfhörer oder dgl
AT310272B (de) * 1971-12-09 1973-09-25 Akg Akustische Kino Geraete Elektrodynamisches Antriebsystem, insbesondere Schallwandler
US3898598A (en) * 1974-01-24 1975-08-05 Foster Tsushin Kogyo Dynamic electroacoustic transducer
US3935397A (en) * 1974-01-28 1976-01-27 Electronic Industries, Inc. Electrostatic loudspeaker element
US4020296A (en) * 1976-01-19 1977-04-26 Dahlquist Jon G Electroacoustic transducer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3093207A (en) * 1960-10-04 1963-06-11 R T Bozak Mfg Company Metallic diaphragm for electrodynamic loudspeakers
US3464514A (en) * 1966-04-06 1969-09-02 Nippon Musical Instruments Mfg Loudspeaker
US3907063A (en) * 1973-07-19 1975-09-23 Asahi Denka Kogyo Kk Non-flammable paper for speaker cones
US3930130A (en) * 1973-09-21 1975-12-30 Union Carbide Corp Carbon fiber strengthened speaker cone

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414842A1 (fr) * 1978-01-12 1979-08-10 Peerless Gmbh Haut-parleur
EP0013419A1 (fr) * 1979-01-08 1980-07-23 Licentia Patent-Verwaltungs-GmbH Transducteur dynamique comportant une bobine mobile dans un entrefer rempli d'un liquide magnétique
EP0039740A1 (fr) * 1979-11-09 1981-11-18 Matsushita Electric Industrial Co., Ltd. Haut-parleur
EP0039740A4 (fr) * 1979-11-09 1982-04-22 Matsushita Electric Ind Co Ltd Haut-parleur.
EP0066027A1 (fr) * 1979-12-05 1982-12-08 Société Audax Membrane notamment pour transducteur électro-acoustique
FR2522912A1 (fr) * 1982-03-03 1983-09-09 Audax Suspension peripherique en elastomere de la membrane d'un transducteur electro-acoustique
EP0295494A2 (fr) * 1987-06-13 1988-12-21 Bayer Ag Films multicouches pour membranes de haut-parleur
EP0295494A3 (fr) * 1987-06-13 1990-07-18 Bayer Ag Films multicouches pour membranes de haut-parleur
DE4013636A1 (de) * 1989-04-27 1990-11-08 Toa Corp Lautsprechertrichter
US5285025A (en) * 1989-04-27 1994-02-08 Toa Corporation Loudspeaker horn

Also Published As

Publication number Publication date
ES457329A1 (es) 1978-02-16
SG17883G (en) 1985-01-11
FI770850A (fr) 1977-09-20
FI65695C (fi) 1984-06-11
BE881498Q (fr) 1980-05-30
IT1085790B (it) 1985-05-28
NO148055C (no) 1983-08-10
HK62684A (en) 1984-08-17
NO770927L (no) 1977-09-20
DE2711996C2 (de) 1985-01-31
NL7702930A (nl) 1977-09-21
NZ183607A (en) 1981-04-24
CA1058090A (fr) 1979-07-10
DK148579C (da) 1985-12-30
NO148055B (no) 1983-04-18
AR212199A1 (es) 1978-05-31
FR2345048B1 (fr) 1985-05-17
AU510556B2 (en) 1980-07-03
GB1563511A (en) 1980-03-26
AU2343477A (en) 1978-09-28
CH637258A5 (de) 1983-07-15
BR7701698A (pt) 1978-01-24
BE852615A (fr) 1977-07-18
DE2711996A1 (de) 1977-09-29
SE7703123L (sv) 1977-09-20
DK120877A (da) 1977-09-20
DK148579B (da) 1985-08-05
FI65695B (fi) 1984-02-29
US4190746A (en) 1980-02-26
ZA771543B (en) 1978-03-29

Similar Documents

Publication Publication Date Title
FR2345048A1 (fr) Membrane de transducteur electro-acoustique
DK416277A (da) Elektro-akustisk transducer
NL188881C (nl) Luidsprekermembraan.
NL7702968A (nl) Transducent.
NL7903908A (nl) Elektro-akoustische transducent.
PL200484A1 (pl) Elektrolizer przeponowy
AR216604A1 (es) Transductor electroacustico
ES494331A0 (es) Perfeccionamientos en transductores electroacusticos
FR2472899B1 (fr) Transducteur electro-acoustique
SE7808283L (sv) Membrandekoffinering
ES496947A0 (es) Un transductor electroacustico
ATA467577A (de) Kraftaufnehmer
BE860942A (fr) Elements de construction acoustiques
JPS5343514A (en) Electroacoustic transducer
IT1086574B (it) Trasduttore acustico elettrodinamico
IT1057208B (it) Trasduttore elettroacustico
BE863315A (fr) Transducteur
NL7703582A (nl) Elektro-akoestische transducent.
IT1080558B (it) Trasduttore elettroacustico
JPS5316621A (en) Electroacoustic transducer
IT1154054B (it) Trasduttore elettroacustico
MX146012A (es) Mejoras en transductor electroacustico
AR216250A1 (es) Transductor electroacustico
FR2340013A1 (fr) Transducteur acoustique electromagnetique
FR2350245A1 (fr) Bouee acoustique

Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse